recursion by Moin
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# recursion is function calling functioin
# sum of 10 num is sum of 9 + 1
# sum of 9 num is sum of 8 + 1
# sum of 2 num is sum of 1 + 1
# sum of 1 num is sum of 1 + 0
def summing(n):
answer = 0
if n<=0:
return 0
else:
summing(n-1)
for i in range(n+1):
answer = answer + i
print(answer)
callme = summing(5)
Python
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